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8002986 = 231333831
BaseRepresentation
bin11110100001110110101010
3120001121000220
4132201312222
54022043421
6443310510
7125011215
oct36416652
916047026
108002986
114576842
12281b436
1318728c4
1410c477c
15a813c6
hex7a1daa

8002986 has 8 divisors (see below), whose sum is σ = 16005984. Its totient is φ = 2667660.

The previous prime is 8002961. The next prime is 8002987. The reversal of 8002986 is 6892008.

It is a sphenic number, since it is the product of 3 distinct primes.

8002986 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (8002987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666910 + ... + 666921.

It is an arithmetic number, because the mean of its divisors is an integer number (2000748).

Almost surely, 28002986 is an apocalyptic number.

8002986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8002986 is a wasteful number, since it uses less digits than its factorization.

8002986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333836.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 8002986 is about 2828.9549307120. The cubic root of 8002986 is about 200.0248802381.

The spelling of 8002986 in words is "eight million, two thousand, nine hundred eighty-six".

Divisors: 1 2 3 6 1333831 2667662 4001493 8002986